For 589-nm light, calculate the critical angle for the following materials surrounded by air. (a) fused quartz (n = 1.458) (b) flint glass (n = 1.66) (c) polystyrene (n = 1.49)
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- ress SA A thin film of magnesium fluoride (n = 1.38) is applied to glass (n = 1.50) with a thickness of 100 nm. For what visible wavelength of light will this coating act as nonreflecting? Assume normal incidence. O 491 nm O 600 nm O 504 nm 552 pm Q Search 15 40 %5 6 Il app.honorlock.com is sharing your screen. Stop, sharing Hide 99+ 3+ hp 103 a malip 8Building contractors often install double-glazed windows to prevent thermal energy (heat) from entering or exiting a building. In addition to being effective insulators, such windows present interesting optical effects. glass In the figure, a double-glazed window consists of two identical panes of glass (ng = 1.46), each yg = 12.0 mm air thick, separated by an air gap of y, = 9.60 mm. If light incident on the glass makes an angle of o = 40.00° with respect to the glass, find the shift in path Ax as the light glass enters the room. Use na = 1.00 for the index of refraction of air. Ax = mmFor 589-nm light, calculate the critical angle for the following materials surrounded by air. (a) cubic zirconia (n = 2.20) (b) gallium phosphide (n = 3.50) (c) polystyrene (n = 1.49)
- Green light (wavelength=550 nm) and blue light (wavelength=450 nm) strikes a diamond (ndiamond=2.42) at an angle of 23° from the normal to the air-diamond interface. What is the difference between the angles that each of the two rays refract?A light ray enters a rectangular block of plastic at an angle of 0₁ = 44.0° and emerges at an angle of 0₂ = 1 n (a) Determine the index of refraction of the plastic. 80.0° as shown in the figure below. (b) If the light ray enters the plastic at a point L = 50.0 cm from the bottom edge, what time interval is required for the light ray to travel through the plastic? nsRed light is incident in air on a 30° -60° - 90 ° prism as shown. The incident beam is directed at an angle of ₁ = 40.20 with respect to the horizontal and enters the prism at a height h = 20 cm above the base. The beam leaves the prism to the air at a distance d = 54.2 along the base as shown. 45.66 1.36 30⁰ 1) What is 2, the angle the beam in the prism makes with the horizontal axis? 71.9 d degrees Submit 2) What is n, the index of refraction of the prism for red light? dviolet d Submit Submit 02 3) What is 3, the angle the transmitted beam makes with the horizontal axis? h degrees Submit 03 degrees Submit (+) 4) What is 41,max, the maximum value of 1 for which the incident beam experiences total internal reflection at the horizontal face of the prism? degrees Submit + + 5) The red beam is now replaced by a violet beam that is incident at the same angle 1 and same height h. The prism has an index of refraction nviolet = 1.46 for violet light. Compare dviolet, the exit distance for…
- Impressionist painter Georges Seurat created paintings with an enormous number of dots of pure pigment, each of which was approximately 2.00 mm in diameter. The idea was to have colors such as red and green next to each other to form a scintillating canvas, such as in his masterpiece, A Sunday Afternoon on the Island of La Grande Jatte (figure below). Assume 1 = 420 nm and a pupil diameter of 4.90 mm. Beyond what distance would a viewer be unable to discern individual dots on the canvas? m SuperStock/SuperStockBuilding contractors often install double-glazed windows to prevent thermal energy (heat) from entering or exiting a building. In addition to being effective insulators, such windows present interesting optical effects. 62.0 mm In the figure, a double-glazed window consists of two identical of glass (ng panes 1.54), each yg thick, separated by an air gap of ya = 49.6 mm. Use na = 1.00 for the index of refraction of air. = If light incident on the glass makes an angle of = 40.00° with respect to the glass, find the shift in path Ax as the light enters the room. Ax = 42.36 Incorrect glass air glass mmA laser beam is incident at an angle of 30.00to the vertical onto a solution of blood plasma in water. If the beam is refracted to 19.240 to the vertical: What is the index of refraction of the blood plasma solution? Suppose the light is red, with wavelength 632.8 nm in a vacuum. Find: Its wavelength. Its frequency. Its speed in the solution. The critical angle for the blood plasma solution when surrounded by air